Home / 53,547.24-80,304.26-42,992.40

Finding the Fourth Proportional to 53,547.24, 80,304.26 and 42,992.40

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Solution

The fourth proportional to 53,547.24, 80,304.26 and 42,992.40 is: 64,475.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,547.24 : 80,304.26 = 42,992.40 : x
  2. Step 2: Convert to fraction form
    53,547.24/80,304.26 = 42,992.40/x
  3. Step 3: Cross multiply
    53,547.24x = 80,304.26 × 42,992.40
  4. Step 4: Simplify right side
    53,547.24x = 3,452,472,652.66
  5. Step 5: Solve for x
    x = 3,452,472,652.66/53,547.24
  6. Step 6: Final answer
    x = 64,475.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.